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CN-121988005-A - Device is tempered in blowing of slowly hinder lung disease

CN121988005ACN 121988005 ACN121988005 ACN 121988005ACN-121988005-A

Abstract

The invention discloses a slow-resistance lung disease blowing exercise device, which belongs to the technical field of medical monitoring equipment, and comprises a breathing air passage and an intelligent control module, wherein the breathing air passage comprises an air inlet nozzle, a flow guiding air passage and an exhaust-air inlet composite air passage which are sequentially connected, an opening adjusting mechanism and an exhaust adjusting mechanism are sequentially arranged in the exhaust air passage, the main control module is used for realizing training mode switching and training effect evaluation, the air passage is matched with a double-acquisition-port pressure sensor and a double-adjusting mechanism, stable air flow and controllable resistance are ensured, double-path pressure data can be accurately captured, intelligent automatic adjustment and manual fine adjustment are combined, the main control module realizes automation and precision of a training process through cooperative operation, prestores multimode matching parameters, supports basic and advanced mode switching, adopts double-stage switching conditions, realizes training standardization and personalized combination by three-dimensional index and scientific weight quantification achievement, and meets the full-period training requirement of patients.

Inventors

  • Wen Gege
  • Meng Jinliang
  • XU RUI
  • ZHANG LUN
  • YANG YANG

Assignees

  • 云南省第一人民医院

Dates

Publication Date
20260508
Application Date
20260224

Claims (10)

  1. 1. The utility model provides a slow pulmonary disease exercise device that hinders blows, includes respiratory air flue and intelligent control module, its characterized in that, respiratory air flue is including air inlet nozzle (1), water conservancy diversion air flue (2) and the exhaust-air intake compound air flue that connects gradually, and the length ratio of water conservancy diversion air flue (2) and exhaust-air intake compound air flue is 2:1, and exhaust-air intake compound air flue is including horizontal setting parallel air intake air flue (3) and exhaust air flue (4), and air intake air flue (3) and exhaust air flue (4) all communicate with water conservancy diversion air flue (2), and air intake air flue (3) and exhaust air flue (4) length ratio is 1:1; an air inlet (13) is formed in the tail end of the air inlet air passage (3), an air outlet (14) is formed in the tail end of the air outlet air passage (4), and an opening adjusting mechanism and an air outlet adjusting mechanism (12) are sequentially arranged in the air outlet air passage (4); The intelligent control module comprises a circuit board (5), a main control module (6), a power supply module (7) and a pressure sensor (8), wherein the main control module (6), the power supply module (7) and the pressure sensor (8) are all connected with the circuit board (5), the main control module (6) is electrically connected with an opening adjusting mechanism, and the main control module (6) is used for receiving training mode instructions and pressure data and realizing training mode switching and training effect evaluation.
  2. 2. The slow lung disease blowing exercise device according to claim 1, wherein the air inlet air channel (3) is arranged below the air outlet air channel (4), the pressure sensor (8) is provided with two collecting ports, two air pipes (9) are respectively connected to the two collecting ports, and the two collecting ports are respectively arranged in the air inlet air channel (3) and at the inlet of the air outlet air channel (4).
  3. 3. The slow-lung-disease-resistant blowing exercise device according to claim 1, wherein the opening adjusting mechanism comprises a motor (11), a fixed disc (15) and an adjusting wheel (16), the fixed disc (15) is fixed in the exhaust air passage (4), a rotating shaft of the adjusting wheel (16) is rotatably connected to one side of the fixed disc (15), the adjusting wheel (16) and the motor (11) are driven by a driving gear (10), adjusting ports (17) are formed in the fixed disc (15) and the adjusting wheel (16), and the ventilation area ratio of the adjusting ports (17) is 50%.
  4. 4. The slow lung disease blowing exercise device as claimed in claim 1, wherein the exhaust adjusting mechanism (12) comprises a passage component (121) and an adjusting component (122), the adjusting component (122) is arranged in the passage component (121), ventilation ports (1211) are formed in the front surface and the back surface of the exhaust adjusting mechanism (12), an adjusting cavity (1212) is formed in the inner side of the ventilation port (1211), a second movable cavity (1215) is arranged between the two adjusting cavities (1212), a first movable cavity (1213) is formed in the top of the second movable cavity (1215), a thread groove (1214) is formed in the top of the first movable cavity (1213), a fixed cavity (1216) is formed in the bottom of the second movable cavity (1215), and a clamping groove (1217) is formed in the bottom of the fixed cavity (1216); Screw rod (1221) is arranged in thread groove (1214), knob (1222) is fixedly connected to the top of screw rod (1221), first choked flow piece (1223) is rotatably connected to the bottom of screw rod (1221), guide strips (1224) are arranged on two sides of first choked flow piece (1223), first choked flow piece (1223) is slidably connected to the inside of first movable cavity (1213) and second movable cavity (1215), and second choked flow piece (1225) is fixedly connected to the inside of clamping groove (1217) through base (1226).
  5. 5. The slow lung disease blowing exercise device according to claim 1, wherein the main control module (6) comprises an instruction receiving unit, a pressure data acquisition unit, a training pattern management unit, a drive control unit and a training effect evaluation unit; the instruction receiving unit is used for receiving an externally input training mode instruction signal, wherein the training mode instruction signal comprises a basic training mode, a selection instruction of a progressive training mode and a control instruction of training suspension, continuation and termination, converting the training mode instruction signal into an internal digital instruction code identifiable by the main control module (6), and transmitting the internal digital instruction code to the training mode management unit; the pressure data acquisition unit is electrically connected with the pressure sensor (8) and is used for sending an acquisition instruction to the pressure sensor (8) according to a preset acquisition frequency, synchronously acquiring two paths of original pressure data in the air inlet air channel (3) and at the inlet of the air outlet air channel (4), outputting a standardized effective pressure value, wherein the effective pressure value comprises a real-time pressure value, an air blowing peak pressure value and an average pressure value, and respectively sending the effective pressure value to the training mode management unit and the training effect evaluation unit; the training mode management unit is used for realizing training mode switching and training stage management; The driving control unit is used for receiving the ventilation area target value of the current stage sent by the training mode management unit, converting the ventilation area target value into a target rotation angle of the motor (11) according to a prestored ventilation area-motor rotation angle mapping relation, sending a rotation driving instruction to the motor (11), collecting the actual rotation angle of the motor (11) in real time, comparing the actual rotation angle with the target rotation angle, and sending a calibration driving instruction to the motor (11) when the error of the actual rotation angle and the target rotation angle exceeds a preset threshold value until the angle error is within the preset threshold value range, so as to finish the accurate adjustment of the ventilation area of the exhaust air passage (4); the training effect evaluation unit is used for quantitatively evaluating the training effect, updating each dimension index and the comprehensive training score in real time and finishing the effect evaluation of the current training stage and the whole training.
  6. 6. The slow pulmonary disease blowing exercise device of claim 5, wherein the training pattern management unit specifically comprises: Pre-storing matching parameters of each training mode, wherein the matching parameters comprise phase division of each mode, preset duration of each phase, ventilation area target values of the exhaust air channels (4) corresponding to each phase and pressure target values of each phase; receiving an internal digital instruction code sent by an instruction receiving unit, loading corresponding training mode initial parameters according to the instruction code, and completing switching of training modes; Timing the current training stage, receiving an effective pressure value sent by a pressure data acquisition unit in real time, and judging whether the training process meets a stage switching condition, wherein the stage switching condition is that the timing of the current stage reaches a preset duration or the effective pressure value continuously reaches a preset number of times; when the stage switching condition is met, the parameters of the next training stage are automatically loaded, and the ventilation area target value and the pressure target value of the current stage are sent to the driving control unit and the training effect evaluation unit.
  7. 7. The slow pulmonary disease blowing exercise device of claim 5, wherein the training effect evaluation unit specifically comprises: receiving a pressure target value of the current stage sent by a training mode management unit, and receiving an effective pressure value sent by a pressure data acquisition unit; Calculating multidimensional training effect indexes based on the comparison of an effective pressure value and a pressure target value, wherein the indexes comprise a pressure completion degree, pressure stability and a time length standard reaching rate, the pressure completion degree is the ratio of an actual average pressure value to a target pressure value, the pressure stability is the fluctuation standard deviation of the effective pressure value, and the time length standard reaching rate is the ratio of the actual continuous blowing time length to a stage preset time length; Converting the multidimensional index into a comprehensive training score according to a preset weight ratio, wherein the weight ratio is 60% of the pressure completion degree, 20% of the pressure stability and 20% of the duration standard rate; And updating each dimension index and the comprehensive training score in real time to finish the effect evaluation of the current training stage and the whole training.
  8. 8. The slow lung disease blowing exercise device of claim 5, wherein the preset angle error threshold in the driving control unit is 3-5 °, the ventilation area-motor rotation angle mapping relationship is linear mapping, the rotation angle adjustment range of the motor (11) is 0-60 °, and the ventilation area adjustment range corresponding to the exhaust air passage (4) is 25% -50%.
  9. 9. The apparatus according to claim 5, wherein the driving control unit, when performing the precise adjustment of the ventilation area of the exhaust airway (4), adopts an adaptive resistance compensation calculation method based on the turbulence of the air flow, and the method constructs a control logic including linear voltage regulation and nonlinear protection, and the specific steps include: acquiring a real-time pressure data sequence in a current sampling period, and calculating an average pressure value of the pressure data sequence Standard deviation of pressure Wherein the average pressure value For characterizing the current macroscopic expiratory strength of a patient, said standard deviation of pressure For quantifying a degree of turbulent tremor characterizing the patient's expiratory airflow; Calculating a target rotation angle correction amount of the motor (11) based on a preset resistance compensation model The calculation formula is as follows: in the formula, For a correction amount of a target rotation angle of the motor (11), a positive value represents an increase in the rotation angle to increase the ventilation area, and a negative value represents a decrease in the rotation angle to decrease the ventilation area; presetting a reference angle for a motor (11) corresponding to the current training stage; the pressure target value of the current training stage; An actual average pressure value in the current sampling period; the standard deviation of the pressure data in the current sampling period is used; is a non-zero tiny constant and is used for preventing denominator from being zero and shielding bottom noise; The pressure error response coefficient is a dimensionless constant with the value of 0.5-1.5 and is used for realizing basic negative feedback voltage stabilizing control; The airflow tremble protection coefficient is a dimensionless constant with a positive value, and is used for generating a forward angle correction amount through exponential operation when the airflow turbulence tremble is detected to be too large, and the ventilation area is forcedly increased to reduce the airway resistance; the nonlinear response index is an integer with a value larger than 1 and is used for constructing a soft threshold response characteristic; The drive control unit is based on the calculated Updating the current target rotation angle of the motor (11) and driving the motor (11) to execute the action.
  10. 10. The slow pulmonary disease blowing exercise device of claim 5, wherein the master control module (6) is further configured with cheek compensatory pseudo blowing fuse protection logic configured to have highest priority for forced termination of ineffective training by physical intervention, the steps of: In the process of collecting pressure by the pressure data collecting unit, the main control module (6) monitors the rising edge slope of the pressure value in the air inlet air channel (3) in real time by utilizing a differential algorithm, namely, calculates the pressure increment in unit time, so as to distinguish the progressive pressure building characteristic of deep lung respiration from the explosive pressure building characteristic of buccal compensation; Comparing the rising edge slope monitored in real time with a pre-stored physiological respiration limit slope threshold value, wherein the physiological respiration limit slope threshold value is set based on the maximum pressure change rate which can be generated by deep lung respiration of a patient with slow resistance; The main control module (6) immediately sends a highest priority fusing instruction which cannot be shielded to the drive control unit, and after the drive control unit receives the fusing instruction, ignores a ventilation area target value in the current training stage, and forcedly controls the motor (11) to rotate to a maximum angle limit position at the maximum acceleration and the maximum rotating speed; The motor (11) is utilized to rotate the regulating wheel (16) so as to enable the regulating port (17) in the exhaust air passage (4) to be completely overlapped with the air holes on the fixed disc (15), thereby enabling the air permeable area to be the maximum instantly, and the air passage resistance suddenly drops due to the rapid release of the pressure in the air passage, so that physical force feedback is generated, and the patient is forced to terminate the current false air blowing action due to the incapability of maintaining the high-pressure state in the oral cavity; and after the real-time pressure value falls back to the reference zero point and keeps silent, the driving control unit controls the motor (11) to reset and wait for the next blowing action.

Description

Device is tempered in blowing of slowly hinder lung disease Technical Field The invention belongs to the technical field of medical monitoring equipment, and particularly relates to a slow-resistance lung disease blowing exercise device. Background The slow-resistance lung is used as a chronic respiratory disease, and the current common blowing exercise device clinically uses simple resistance adjustment as a core, so that the device has many limitations that on one hand, the airway structure design is lack of scientificity, the airflow resistance is unstable and is difficult to accurately control, the device cannot adapt to the lung function conditions of patients with different disease degrees, the lung burden is easily increased due to the excessively high resistance or the training effect is poor due to the excessively low resistance, on the other hand, the adjustment mode is single, the intelligent automatic adjustment mechanism is lacked, and the training target of stage and step by step is difficult to realize. The existing intelligent exercise device tries to introduce pressure monitoring and mode switching functions, but most of pressure acquisition is a single path, data dimension is single, the breathing state of a patient in the blowing process cannot be comprehensively reflected, the training mode lacks individuation suitability, stage division is fuzzy, the switching condition is single, the full-period requirement from basic adaptation to intensive training of the patient is difficult to meet, meanwhile, the training effect evaluation is mostly qualitative description, a quantitative index and scientific evaluation system is lacking, the patient and medical staff cannot intuitively grasp the training effect, and the dynamic adjustment of the training scheme is not facilitated. Disclosure of Invention The invention aims to provide a slow-lung-resistance blowing exercise device which solves the problems in the background technology. In order to achieve the aim, the invention provides the technical scheme that the slow-resistance lung disease blowing exercise device comprises a breathing air passage and an intelligent control module, wherein the breathing air passage comprises an air inlet nozzle, a flow guide air passage and an exhaust-air inlet composite air passage which are sequentially connected, the length ratio of the flow guide air passage to the exhaust-air inlet composite air passage is 2:1, the exhaust-air inlet composite air passage comprises an air inlet air passage and an air outlet air passage which are horizontally arranged in parallel, the air inlet air passage and the air outlet air passage are communicated with the flow guide air passage, and the length ratio of the air inlet air passage to the air outlet air passage is 1:1; the tail end of the air inlet air channel is provided with an air inlet, the tail end of the air outlet air channel is provided with an air outlet, and the air outlet air channel is sequentially provided with an opening adjusting mechanism and an air outlet adjusting mechanism; The intelligent control module comprises a circuit board, a main control module, a power supply module and a pressure sensor, wherein the main control module, the power supply module and the pressure sensor are all connected with the circuit board, the main control module is electrically connected with the opening adjusting mechanism, and the main control module is used for receiving training mode instructions and pressure data and realizing training mode switching and training effect evaluation. Further, the air inlet air flue is arranged below the air outlet air flue, the pressure sensor is provided with two acquisition ports, two air pipes are respectively connected to the two acquisition ports, and the two acquisition ports are respectively arranged in the air inlet air flue and at the inlet of the air outlet air flue. Further, opening adjustment mechanism includes motor, fixed disk and regulating wheel, and the fixed disk is fixed in the inside of exhaust air flue, and the well pivot rotatable coupling of regulating wheel is in one side of fixed disk, and regulating wheel and motor pass through drive gear drive, all offer the regulation mouth on fixed disk and the regulating wheel, and the air permeable area who offers of regulation mouth accounts for 50%. Further, exhaust adjustment mechanism includes access subassembly and adjusting part, access subassembly's inside is provided with adjusting part, the ventilation opening has all been seted up to exhaust adjustment mechanism's front and back, the inboard of ventilation opening is provided with the regulation chamber, be provided with the second movable chamber between two regulation chambeies, the top in second movable chamber is provided with first movable chamber, the screw thread groove has been seted up at the top in first movable chamber, the fixed chamber has been seted up to the bottom in second movable chamber, the jo